221426404

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{16267}}^1$

素因数の和:16395

約数の個数: 24

約数和(自身を含む): 401754528

約数和(自身を除く): 180328124

約数列:

[1, 2, 4, 41, 82, 83, 164, 166, 332, 3403, 6806, 13612, 16267, 32534, 65068, 666947, 1333894, 1350161, 2667788, 2700322, 5400644, 55356601, 110713202, 221426404]

約数ペア:

[(1, 221426404), (2, 110713202), (4, 55356601), (41, 5400644), (82, 2700322), (83, 2667788), (164, 1350161), (166, 1333894), (332, 666947), (3403, 65068), (6806, 32534), (13612, 16267)]